CN113580824B - Elbow identification printing equipment and identification printing method - Google Patents
Elbow identification printing equipment and identification printing method Download PDFInfo
- Publication number
- CN113580824B CN113580824B CN202110875960.2A CN202110875960A CN113580824B CN 113580824 B CN113580824 B CN 113580824B CN 202110875960 A CN202110875960 A CN 202110875960A CN 113580824 B CN113580824 B CN 113580824B
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- turntable
- roller
- die holder
- printing
- printer
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- 238000007639 printing Methods 0.000 title claims abstract description 71
- 238000000034 method Methods 0.000 title claims abstract description 31
- 238000005452 bending Methods 0.000 claims abstract description 43
- 230000005540 biological transmission Effects 0.000 claims description 16
- 230000001105 regulatory effect Effects 0.000 claims description 8
- 238000003825 pressing Methods 0.000 description 18
- 238000010586 diagram Methods 0.000 description 8
- 238000013459 approach Methods 0.000 description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 238000004049 embossing Methods 0.000 description 4
- 210000004907 gland Anatomy 0.000 description 4
- 229910002804 graphite Inorganic materials 0.000 description 4
- 239000010439 graphite Substances 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000007645 offset printing Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44B—MACHINES, APPARATUS OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING
- B44B5/00—Machines or apparatus for embossing decorations or marks, e.g. embossing coins
- B44B5/0004—Machines or apparatus for embossing decorations or marks, e.g. embossing coins characterised by the movement of the embossing tool(s), or the movement of the work, during the embossing operation
- B44B5/0019—Rectilinearly moving embossing tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/02—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment
- B21D7/024—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment by a swinging forming member
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44B—MACHINES, APPARATUS OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING
- B44B5/00—Machines or apparatus for embossing decorations or marks, e.g. embossing coins
- B44B5/0004—Machines or apparatus for embossing decorations or marks, e.g. embossing coins characterised by the movement of the embossing tool(s), or the movement of the work, during the embossing operation
- B44B5/0009—Rotating embossing tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44B—MACHINES, APPARATUS OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING
- B44B5/00—Machines or apparatus for embossing decorations or marks, e.g. embossing coins
- B44B5/02—Dies; Accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44B—MACHINES, APPARATUS OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING
- B44B5/00—Machines or apparatus for embossing decorations or marks, e.g. embossing coins
- B44B5/02—Dies; Accessories
- B44B5/022—Devices for holding or supporting work
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses a bent pipe mark printing device and a mark printing method, wherein the device comprises a wheel die holder, a roller, a printer, a turntable and a plurality of quick clamps for fixing pipe fittings, wherein the wheel die holder is provided with an arc surface, the pipe fittings are fixed on the front side or the rear side of the arc surface of the wheel die holder through the quick clamps, the wheel die holder is detachably fixed above the turntable, the roller is detachably rotatably arranged on the turntable, the printer is detachably arranged on the turntable, the printer comprises a printing die head for marking, the printing die head is slidably arranged above the turntable, and the turntable drives the roller or the printer to rotate around the axis of the arc surface of the wheel die holder; marks due to the imprinting are protruded on the outer circular surface of the roller and the arc-shaped surface of the roller die holder; through above-mentioned part, not only can bend the pipeline, accomplish the printing of sign at the in-process of bending, can also print the return bend on same equipment through the change of gyro wheel and printer.
Description
Technical Field
The invention relates to the field of printers, in particular to a bent pipe identification printing device and an identification printing method.
Background
At present, laser is generally adopted for imprinting marks on the pipe fitting or a printed nameplate is fixed on the pipe fitting, and the method is mainly used for printing the straight pipe, is time-consuming and labor-consuming, is high in cost, and is more difficult to imprint marks at the bending part of the bent pipe. The patent document with publication number CN203381365U discloses a device for marking on the bar of a pipe joint, which comprises a bottom plate, an embossing device and a guiding device, wherein the embossing device and the guiding device are both fixed on the floor, the guiding device is positioned at the feeding end of the embossing device, the embossing device comprises a first driving wheel, a first lower bearing seat and a roller, the first driving wheel corresponds to the roller, a gap is arranged between the first driving wheel and the roller, the first driving wheel is fixed on the bottom plate through the first lower bearing seat, and the device further comprises a first fixing frame, a first adjusting rod, a first guiding column, a first elastic component, a first upper bearing seat and a first fixing plate. However, the above device can only print the marks on both ends of the straight pipe or the bent pipe, but cannot print the marks effectively on the bent section of the bent pipe or the middle section of the bent pipe.
Disclosure of Invention
The invention aims to provide a bent pipe identification printing device and an identification printing method. The scheme is used for solving the problem that the printing of the mark at the bending part of the bent pipe is difficult.
In order to achieve the above purpose, the present invention adopts the following technical scheme: the printing method of the bent pipe mark comprises a wheel die holder, a roller, a printer, a turntable and a plurality of quick clamps for fixing a pipe fitting, wherein the wheel die holder is provided with an arc surface, the pipe fitting is fixed on the front side or the rear side of the arc surface of the wheel die holder through the quick clamps, the wheel die holder is detachably fixed above the turntable, the roller is detachably rotatably arranged on the turntable, the printer is detachably arranged on the turntable, the printer comprises a printing die head for marking marks, the printing die head is slidably arranged above the turntable, and the turntable drives the roller or the printer to rotate around the axis of the arc surface of the wheel die holder; the outer circular surface of the roller and the arc surface of the roller die holder are both provided with marks due to the imprinting, and the printing steps are as follows: when a pipe fitting is required to be bent and a bent pipe is required to be printed, a roller with marks is arranged on a turntable, a straight pipe is fixed on a wheel die holder through a quick clamp, the turntable is driven to rotate by the turntable to drive the roller to push the straight pipe to bend, in the bending process of the straight pipe, the roller rotates along the pipe fitting due to friction force, and marks are stamped on the pipe fitting when the roller rotates, so that the printing on the pipe fitting is realized; when needing to print on the return bend, install the printer on the carousel, with the curved portion and the left side arc surface lock of wheel die holder of return bend, use quick clamp to fix the return bend, drive carousel rotation is moved the printer to the assigned position, drive print the die head and contradict with the pipe fitting and print on the return bend.
An identification printing device applying the identification printing method, wherein a printing die head points to the axis of the arc-shaped surface of a wheel die holder. So set up, guarantee to print the clarity of mark.
Preferably, the top of the turntable is provided with an adjusting groove, and the roller or the printer is fixed in the adjusting groove through a first locking screw.
Preferably, the bottom of the adjusting groove is provided with a plurality of threaded holes, the threaded holes are in threaded connection with the first locking screws, and when the position of the roller or the printer needs to be adjusted, the roller or the printer is installed at the threaded holes at other positions. So set up, conveniently finely tune the interval between gyro wheel and the wheel die holder, guarantee machining precision.
Preferably, the lower side of the roller is provided with an adjusting plate, the adjusting plate is fixedly provided with a roller shaft, the roller is rotatably arranged on the roller shaft, the adjusting plate is provided with a limiting hole, the first locking screw penetrates through the limiting hole to be in threaded connection with the bottom of the adjusting groove, and the limiting hole is in sliding fit with the first locking screw.
Preferably, the device comprises a workbench and a driving mechanism for driving the turntable to rotate, wherein the turntable is arranged above the workbench, the driving mechanism comprises a screw rod, a sliding block and a transmission arm, the screw rod is rotatably arranged above the workbench, the sliding block is slidably arranged above the workbench, one end of the transmission arm is hinged to the bottom of the turntable, one end of the transmission arm is hinged to the sliding block, and the screw rod rotates to drive the sliding block to slide. So set up, drive through the lead screw, on the one hand can be through the accurate control pipe fitting's of lead screw bending angle, on the other hand, the lead screw has the function of auto-lock, can not worry the pipe fitting rebound when guaranteeing return bend pressure, safer.
Preferably, the two transmission arms are arranged, the hinged positions of the two transmission arms and the turntable are positioned on two sides of the rotation center of the turntable, the two sliding blocks are arranged, the screw thread of the screw rod is divided into two sections and is mutually reverse, and the screw rod drives the two sliding blocks to be mutually close to or mutually far away from each other. So set up, two drive arms connect in the carousel bottom, can make the drive process more laborsaving.
Preferably, the drive arm is a curved arm. So set up, through being the transmission arm of crank arm form, increase arm of force length on the one hand, make the drive process more laborsaving on the other hand, the crank arm can increase the rotation scope of carousel.
Preferably, the distance from the hinge of the turntable to the rotation center of the turntable is the same. In this way, the stability of the device is increased.
Preferably, the workbench is fixedly provided with an index plate with an angle mark, the index plate is arc-shaped, and the turntable is positioned at the inner side of the index plate. So set up, can confirm the angle of buckling through observing the graduated disk, guarantee the bending precision.
Compared with the prior art, the invention has the beneficial effects that:
by the printing equipment and the printing method, the pipe fitting can be marked and printed in the bending forming process of the pipe fitting, so that time and labor are saved, marking and printing are clearer, and the printing effect is more natural; the printing equipment and the printing method can also be used for printing or overprinting the bent pipe with various angles and multiple directions; the application range of the equipment and the method is wider and the efficiency is higher due to various usages.
Drawings
FIG. 1 is a schematic illustration of a first process for bending a tube;
FIG. 2 is a second schematic illustration of a process of bending a tube;
FIG. 3 is a schematic diagram III of a process of bending a pipe;
FIG. 4 is a schematic diagram of a process for bending a tubular member;
FIG. 5 is a schematic view of the structure with the drive mechanism removed;
FIG. 6 is a cross-sectional view taken at A-A of FIG. 5;
FIG. 7 is a schematic diagram of the connection of the wheel mold base, turntable and rollers;
FIG. 8 is a schematic view of the structure with the wheel mold base and rollers removed;
FIG. 9 is a schematic diagram of a driving mechanism;
FIG. 10 is a schematic view of a tube structure after bending;
FIG. 11 is a schematic view of a wheel die holder;
FIG. 12 is a schematic diagram of a bend identification printing apparatus;
FIG. 13 is a schematic diagram II of a bent-tube label printing apparatus;
FIG. 14 is a schematic diagram III of a bent-tube label printing apparatus;
fig. 15 is a schematic diagram of a printer configuration.
Reference numerals: 1. a work table; 11. a work panel; 12. a support frame; 2. a driving mechanism; 21. a first bearing seat; 22. a second bearing seat; 23. a screw rod; 24. a handle; 25. a feed nut; 251. a linear bearing; 26. a slide block; 27. a guide rod; 28. a transmission arm; 281. a first hinge shaft; 282. a second hinge shaft; 29. a graphite copper sleeve; 3. a turntable; 31. an adjustment tank; 311. a threaded hole; 32. an adjusting plate; 321. a limiting hole; 33. a roller shaft; 34. a third locking screw; 35. an index plate; 36. a gland; 4. wheel mold base; 41. a first molding groove; 42. a fixing groove; 43. a mounting part; 44. a second positioning hole; 5. a roller; 51. a printer; 52. a mounting base; 53. a first hinge plate; 54. a second hinge plate; 55. an operation lever; 56. a third hinge plate; 57. a guide plate; 58. a connecting piece; 59. printing a die head; 6. a quick clamp; 8. a main shaft; 81. a connecting key; 82. a first lock nut; 83. a second lock nut; 84. a third lock nut; 85. a bearing clamp ring; 86. a first bearing; 87. a second bearing; 88. a second locking screw; 10. a pipe fitting; 101. a first straight line segment; 102. a first curved section; 103. a second straight line segment; 104. a second curved section; 105. a third straight line segment; 106. a third curved section; 107. and a fourth straight line segment.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, unless otherwise specified, the meaning of "a plurality" is two or more, unless otherwise clearly defined.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
Example 1
The multi-direction multi-angle pipe bending forming equipment comprises a workbench 1, rollers 5, a wheel die holder 4, a rotary table 3, a driving mechanism 2 for driving the rotary table 3 to rotate and a plurality of quick clamps 6 for clamping a pipe 10, wherein the pipe 10 is fixed on the front side or the rear side of an arc surface of the wheel die holder 4 through the quick clamps 6, the rotary table 3 is rotatably arranged above the workbench 1, the wheel die holder 4 is fixedly arranged above the workbench 1, the wheel die holder 4 is arranged above the rotary table 3, the rollers 5 are rotatably arranged above the rotary table 3, and the rotary table 3 drives the rollers 5 to rotate around the axis of the arc surface of the wheel die holder 4. The workbench 1 comprises a working panel 11 and a supporting frame 12, wherein the supporting frame 12 is fixedly connected to the bottom plate of the working panel 11.
As shown in fig. 11, the left end of the wheel die holder 4 is a semicircular arc surface, a first forming groove 41 recessed inwards is arranged on the arc surface on the left side of the wheel die holder 4, and a notch of the cross section of the first forming groove 41 is arc-shaped; the front side surface and the rear side surface of the wheel die holder 4 are respectively provided with a fixed groove 42 formed by inwards sinking, the section gaps of the two fixed grooves 42 are arc-shaped, the section gaps of the first forming groove 41 and the section gaps of the fixed grooves 42 are the same, the two fixed grooves 42 extend in the left and right directions and penetrate through the wheel die holder 4, and the two fixed grooves 42 are respectively communicated with the front end and the rear end of the first forming groove 41; the front end face and the rear end face of the wheel die holder 4 are both provided with mounting portions 43 in a protruding mode, the mounting portions are located above the fixing grooves 42, and the plurality of quick members 6 are symmetrically and fixedly mounted on the tops of the two mounting portions 43 respectively. The outer circumferential surface of the roller 5 is provided with a second forming groove which is concave inwards, and the section gap of the second forming groove is the same as the section gap of the first forming groove 41.
Before the pipe is bent, the pipe 10 is inserted between the wheel die holder 4 and the roller 5, after the bending position of the pipe 10 is determined, the pipe 10 is fixed at the fixing groove 42 of the wheel die holder 4 through the quick clamp 6. The structure of the quick clamp 6 can be referred to in patent documents such as a quick clamp head with publication number of CN204843937U and an adjustable quick clamp with publication number of CN 104625996A. In the embodiment, the quick clamp 6 comprises a clamping seat, a pressing handle, a connecting plate, a pressing plate and a pressing head, wherein the clamping seat is fixed at the top of the installation part, the pressing handle is hinged on the clamping seat, the pressing plate is hinged at one end of the pressing handle, two ends of the connecting plate are respectively hinged with the pressing handle and the pressing plate, and the pressing head is fixed on the pressing plate; when the pipe fitting 10 is fixed, the pressing handle is pressed down so that the pressing plate drives the pressing head to press the pipe fitting 10 between the wheel die holder 4 and the pressing head, and meanwhile, the angle of the pressing plate is locked by the connecting plate; after the forming, the pressing handle is reversely lifted, so that the pressing plate and the pressing head are driven to act, and the pipe fitting 10 is released.
In this embodiment, as shown in fig. 5-8, the apparatus further includes a spindle 8, the bottom of the spindle 8 is fixedly mounted on the working panel 11, the turntable 3 is rotatably mounted on the spindle 8, the turntable 3 coincides with the axis of the spindle 8, the spindle 8 is coaxial with the circular arc surface on the left side of the wheel mold base 4, the wheel mold base 4 is fixedly mounted on the spindle 8, and the turntable 3 is located below the wheel mold base 4. The main shaft 8 is a step shaft, the diameter of the middle part of the main shaft 8 is larger than that of the upper end and the lower end, the main shaft 8 is provided with three shaft shoulders, connecting keys 81 are fixedly connected to the sections on the upper side and the lower side of the main shaft 8, and a first positioning hole in a convex shape is formed in the working panel 11; when the main shaft 8 is fixed, the bottom section of the main shaft 8 is inserted into and passes through the first positioning hole, the connecting key 81 positioned at the lower side is inserted into the first positioning hole, the shaft shoulder positioned at the lower side of the main shaft 8 is abutted against the top of the working panel 11, and the main shaft 8 is fixed on the working panel 11 through the first locking nut 82; the first lock nut 82 is in threaded connection with the main shaft 8, and the first lock nut 82 is screwed from bottom to top to fix the main shaft 8 on the working panel 11. And the rotary disk 3 is rotatably installed: the turntable 3 is rotationally connected with the main shaft 8 through a first bearing 86, the first bearing 86 is arranged at a shaft shoulder of the main shaft 8 in the middle, the shaft shoulder of the main shaft 8 is propped against the bottom of an inner ring of the first bearing 86, a bearing compression ring 85 is sleeved on the main shaft 8, a third lock nut 84 is connected onto the main shaft 8 in a threaded manner, the bearing compression ring 85 is positioned between the turntable 3 and the third lock nut 84, and the bearing compression ring 85 is used for limiting axial movement of the turntable 3.
The fixed mounting of the wheel die holder 4: the wheel die holder 4 is provided with a second positioning hole 44, the second positioning hole 44 comprises a through hole and a key groove, the through hole penetrates through the wheel die holder 4, the key groove is formed in the bottom of the wheel die holder 4 and communicated with the through hole, and the top section of the main shaft 8 is in threaded connection with a second locking nut 83; the wheel die holder 4 is fixedly arranged on the main shaft 8 through a second lock nut 83 and a connecting key 81, when the wheel die holder 4 is arranged, the wheel die holder 4 is arranged on the main shaft 8 from bottom to top, the main shaft 8 passes through a through hole of the second positioning hole 44, the connecting key 81 fixed on the upper section of the main shaft 8 is inserted into a key slot of the second positioning hole 44 from bottom to top, and a shaft shoulder on the upper side of the main shaft 8 is used for supporting the wheel die holder 4; the top section of the main shaft 8 is provided with a second lock nut 83, the second lock nut 83 is in threaded connection with the main shaft 8, and the second lock nut 83 is located on the upper side of the wheel die holder 4, so that the wheel die holder 4 is fixed on the main shaft 8 through the second lock nut 83. Through the structure of the nut, the connecting key 81 and the like, the disassembly and the maintenance of the equipment and the replacement of parts are convenient; the method of replacing the wheel die holder 4 is suitable for processing pipe fittings 10 with various specifications. The axis of the main shaft 8 and the axis of the circular arc surface at the left end of the wheel holder 4 overlap. The bottom of the wheel die holder 4 is provided with a key slot, the key slot is communicated with the second positioning hole 44, the section with the connecting key 81 at the upper side of the main shaft 8 is inserted into and passes through the second positioning hole 44, the connecting key 81 at the upper side is inserted into the key slot, and the top of the connecting key 81 is abutted against the top of the key slot, so that the wheel die holder 4 is supported on the main shaft 8 and the main shaft 8 is limited to rotate; the top of the main shaft 8 is connected with a second lock nut 83 in a threaded manner, and the top of the wheel die holder 4 is pressed by rotating the second lock nut 83, so that the wheel die holder 4 is fixed on the main shaft 8. So arranged, the radial movement of the wheel die holder 4 is limited by the main shaft 8, the axial movement of the wheel die holder 4 is limited by the connecting key 81 and the second locking nut 83, and the rotation of the wheel die holder 4 is limited by the connecting piece; meanwhile, through the structures of the nut, the connecting key 81 and the like, the disassembly and the maintenance of the equipment and the replacement of parts are convenient; the method of replacing the wheel die holder 4 is suitable for processing pipe fittings 10 with various calibers. The wheel die holder 4 is fixedly arranged on the main shaft 8, and the axis of the main shaft 8 is coincident with the axis of the circular arc surface on the left side of the wheel die holder 4. The equipment structure is simplified by the arrangement, so that the equipment is installed and is more convenient to process.
In this embodiment, two adjusting grooves 31 are formed at the top of the turntable 3, the two adjusting grooves 31 are symmetrically arranged, the device further comprises an adjusting plate 32, and the adjusting plate 32 is fixed in any one of the adjusting grooves 31 through a first locking screw; the bottom surfaces of the two adjusting grooves 31 are provided with a plurality of threaded holes 311 matched with the first locking screws, so that the distance between the adjusting plate 32 and the wheel die holder 4 can be adjusted in a large range by connecting the first locking screws with the threaded holes 311 at different positions; the adjusting plate 32 is provided with a limiting hole 321, the limiting hole 321 is a step hole, the limiting hole 321 penetrates through the adjusting plate 32 from top to bottom, a threaded part of the first locking screw penetrates through the limiting hole 321 to be connected with a threaded hole 311 on the turntable 3, and when the adjusting plate is locked, only the head part of the first locking screw is required to be abutted against the step surface of the limiting hole 321, so that the position of the adjusting plate 32 is fixed; before the adjusting plate 32 is thoroughly fixed, the adjusting plate 32 can be moved in a small range, so that the distance between the wheel die holder 4 and the adjusting plate 32 is more accurate; the range of movement of the adjustment plate 32 is approximately the length of the limiting aperture 321; further, there are two limiting holes 321, the adjusting plate 32 is fixed on the turntable 3 through two first locking screws, and the roller shaft 33 is located between the two limiting holes 321. The roller 5 is installed: the roller 5 is rotatably arranged on a roller shaft 33, and the roller shaft 33 is fixed on the adjusting plate 32 through a second locking screw 88; the adjusting plate 32 is provided with a countersunk hole, the countersunk hole penetrates through the adjusting plate 32 from bottom to top, and the second locking screw 88 penetrates through the countersunk hole from bottom to top and is in threaded connection with the roller shaft 33; the roller shaft 33 is a stepped shaft, the bottom diameter of the roller shaft 33 is larger, the roller 5 is rotatably arranged on the roller shaft 33 through two second bearings 87, the two second bearings 87 are arranged in the vertical direction, the inner ring of the second bearing 87 positioned at the lower side is abutted against the shaft shoulder of the roller shaft 33, the top of the roller shaft 33 is in threaded connection with a third locking screw 34, a gland 36 is sleeved on the threaded section of the third locking screw 34, the gland 36 is abutted against the inner ring of the second bearing 87 positioned at the upper side, when the third locking screw 34 is screwed, the head of the third locking screw 34 is abutted against the gland, and the roller 5 is further arranged on the roller shaft 33,
in this embodiment, as shown in fig. 9, the driving mechanism 2 includes a screw 23, two transmission arms 28, and two sliders 26; the lead screw 23 is a positive and negative tooth lead screw, the lead screw 23 rotates and sets up in work panel 11 top, and the lead screw 23 is used for driving two sliders 26 left and right directions to remove, but the direction of movement of two sliders 26 is opposite, and the same end of two drive arms 28 articulates respectively at the top of two sliders 26 through two second articulated shafts 282, and the other end of two drive arms 28 articulates in the bottom of carousel 3 through two first articulated shafts 281, and two first articulated shafts 281 are located the adjustment tank 31 below respectively with carousel 3 articulated position, and the distance between two first articulated shafts 281 and the main shaft 8 is the same. The device further comprises a first bearing seat 21, a second bearing seat 22, two feed nuts 25, two guide rods and two linear bearings; the first bearing seat 21 and the second bearing seat 22 are fixedly arranged on the top end surface of the working panel 11, the first bearing seat 21 is positioned on the left side of the second bearing seat 22, graphite copper sleeves 29 are arranged on the first bearing seat 21 and the second bearing seat 22, a lead screw 23 is rotatably arranged on the first bearing seat 21 and the second bearing seat 22 through two graphite, two graphite copper sleeves 29 are respectively arranged on the first bearing seat 21 and the second bearing seat 22, the lead screw 23 extends rightward to pass through the second bearing seat 22, and a handle 24 is fixedly arranged at the right end of the lead screw 23; the thread section of the screw rod 23 is positioned between the first bearing seat 21 and the second bearing seat 22, the thread on the screw rod 23 is divided into two sections, and the two sections of threads are mutually opposite threads; the two feed nuts 25 are respectively arranged on the two sections of threads of the screw rod 23, so that the two feed nuts 25 are arranged in the left-right direction; the two guide rods 27 are respectively arranged on the front side and the rear side of the screw rod 23, the right end of the guide rod 27 positioned at the rear side is fixed on the feed nut 25 positioned at the right side, the guide rod 27 positioned at the rear side extends leftwards to penetrate through the feed nut 25 positioned at the left side, the guide rod 27 positioned at the rear side is in sliding connection with the feed nut positioned at the left side through one of the linear bearings 251, the left end of the guide rod 27 positioned at the front side is fixedly connected with the feed nut 25 positioned at the left side, the guide rod 27 positioned at the front side extends rightwards to penetrate through the feed nut 25 positioned at the right side, and the guide rod 27 positioned at the front side is in sliding connection with the feed nut 25 positioned at the right side through the other linear bearing 251. Two slide blocks 26 are located between the two feed nuts 25, and the two slide blocks 26 are fixed to two guide bars 27, respectively. Further, both the driving arms 28 are bent arms, so that the rotation angle of the turntable 3 can be increased. When the turntable 3 is driven to rotate: the hand handle 24 drives the screw rod 23 to rotate, the screw rod 23 rotates to drive the two feed nuts 25 to approach or separate from each other, the two feed nuts 25 respectively drive the two sliding blocks 26 to move with the guide rod 27, the two sliding blocks 26 drive the two transmission arms 28 to act, and the two transmission arms 28 drive the turntable 3 to rotate through the first hinging rod 281; when the two feed nuts 25 are brought close to each other, the apparatus is viewed from above, and the turntable 3 rotates forward; when the two feed nuts 25 are distanced from each other, the apparatus is viewed from the top, and the turntable 3 is reversed.
In this embodiment, the rotary table further comprises an index plate 35 with angle marks, the index plate 35 is arc-shaped, and the rotary table 3 is positioned on the inner side of the index plate 35. The dividing disc 35 is equal in height to the rotary disc 3.
Example 2
A multi-directional and multi-angle pipe bending method for bending pipe 10 by using the multi-directional and multi-angle pipe bending forming equipment comprises the following steps:
in daily life work, bent pipes with multiple directions and multiple bending angles are frequently seen, and a plurality of planes are occasionally parallel to each other between planes where the bent pipes are bent, but a certain included angle is formed between most of the planes. In the present embodiment, as shown in fig. 10, the pipe 10 after bending includes a first straight line segment 101, a second straight line segment 103, a third straight line segment 105, and a fourth straight line segment 107; the first straight line segment 101 is vertically erected, the bottom of the first straight line segment 101 is connected with the second straight line segment 103 through a first bending segment 102, the second straight line segment 103 points to the right, the other end of the second straight line segment 103 is connected with a third straight line 105 segment through a second bending segment 104, the third straight line 105 segment points to the right front, the other end of the third straight line 105 segment is connected with a fourth straight line segment 107 through a third bending segment 106, and the fourth straight line segment 107 points to the right; wherein the same plane where the central lines of the first straight line segment 101, the first bending segment 102 and the second straight line segment 103 are positioned is a first plane; the same plane where the central lines of the second straight line segment 103, the second curved segment 104 and the third straight line segment 105 are positioned is a second plane, and the same plane where the central lines of the third straight line segment 105, the third curved segment 106 and the fourth straight line segment 107 are positioned is a third plane; the first plane, the second plane and the third plane are not parallel to each other, and any two planes have included angles.
Taking the pipe fitting 10 of the present embodiment as an example, the bending forming method of the pipe fitting 10 is as follows: as shown in fig. 1 and 2, when the pipe 10 is subjected to the first bending forming, the pipe 10 is inserted between the roller 5 and the wheel die holder 4, after the bending position of the pipe 10 is determined, the pipe 10 is fixed on the wheel die holder 4 by using the quick clamp 6; the rotary table 3 is driven to rotate clockwise through the driving mechanism 2, the rotary table 3 rotates to drive the roller 5 to move around the main shaft 8, and the roller 5 pushes the pipe fitting 10 when moving, so that the pipe fitting 10 bends backwards along the left end of the wheel die holder 4, and further the pipe fitting 10 completes the first bending; when the bending angle is reached, the rotary table 3 is driven to rotate anticlockwise, so that the roller 5 is reset, the quick clamp 6 is opened, the pipe fitting 10 which is subjected to primary bending is taken out, at the moment, the first straight line segment 101 and the first bending segment 102 are molded, and a first plane where the first straight line segment 101, the first bending segment 102 and the second straight line segment 103 are positioned is determined according to the central lines of the first straight line segment 101, the first bending segment 102 and the second straight line segment 103; as shown in fig. 3, when the pipe 10 is bent and formed for the second time, the adjusting plate 32 is removed from the current adjusting groove 31, the adjusting plate 32 and the roller 5 are installed in the other adjusting groove 31, the pipe 10 is rotated to enable the first straight line segment 101 to point upwards, the rest positions of the pipe 10 are inserted into gaps at the rear sides of the roller 5 and the wheel die holder 4, after the positions of the second bending segments 104 are determined, the pipe 10 is fixed by using the quick clamp 6, the rotating disc 3 is driven to rotate clockwise, the rotating disc 3 drives the roller 5 to move, the roller 5 pushes the pipe 10 to gradually bend forwards along the left end of the wheel die holder 4, after the bending requirement is met, the rotating disc 3 is driven to rotate anticlockwise, the roller 5 is reset, the quick clamp 6 is opened, the pipe 10 after the second bending is taken out, and at the moment, the second straight line segment 103 and the second bending segment 104 are formed, and the second plane where the second straight line segment 103, the second bending segment 104 and the third straight line segment 105 are located are determined; as shown in fig. 4, when the pipe 10 is bent for the third time, the adjusting plate 32 and the roller 5 are removed from the current adjusting groove 31 and installed in the other adjusting groove 31, the rest section of the pipe 10 is inserted into the gap between the wheel die holder 4 and the roller 5, after the position of the third bending section 106 is determined, the pipe 10 is fixed on the wheel die holder 4 by using the quick clamp 6, the rotary table 3 is driven to rotate anticlockwise, the rotary table 3 drives the roller 5 to move, the roller 5 pushes the pipe 10 to bend backwards from the left side of the wheel die holder 4, after the bending requirement is met, the rotary table 3 is driven to rotate clockwise, the roller 5 is reset, the quick clamp 6 is opened to take out the pipe 10, the third plane where the pipe 10 is located is driven according to the central lines of the third straight line section 105, the third bending section 106 and the fourth straight line section 107, and the pipe 10 is bent and formed in a multi-direction multi-angle on the same equipment.
Example 3
Based on the bent pipe printing apparatus of embodiment 1, as shown in fig. 12 and 13, the outer circular surface of the roller 5 and the circular arc surface of the wheel die holder 4 are raised with marks for engraving, the marks of the roller 5 are located in the second forming groove, and the marks of the wheel die holder 4 are located in the first arc forming groove.
Example 4
A printing apparatus according to the above embodiment as shown in fig. 14, 15, which includes a printer 51 as shown in fig. 12, 13, the printer 51 being mounted in the regulating groove 31 of the turntable 3; the printer 51 comprises a mounting seat 52 and a printing die head 59 for printing marks, the mounting seat 52 is in sliding fit with the regulating groove 31, a plurality of locking holes are formed in the mounting seat 52, and a first locking screw penetrates through the locking holes to be connected with a threaded hole in the regulating groove 31, so that the printer 51 is fixed in the regulating groove 31; when the position of the printer 51 needs to be adjusted, the printer 51 is fixed at the thread groove 311 at other positions by the first locking screw; the printing die head 59 is arranged above the mounting seat 52 in a sliding manner, and the printing die head 59 points to the axis of the main shaft 8, so that the bending part of the pipe fitting can be subjected to offset printing, and the straight pipe part of the pipe fitting can be subjected to offset printing. So set up, but the interval between adjustable printer 51 and the wheel die holder 4 changes the wheel die holder 4 of different specifications, is convenient for handle the pipe fitting of different specifications. Further, a guide plate 57 and a first hinge plate 53 are fixedly installed at the top of the installation seat 52, the guide plate 57 is located between the first hinge plate 53 and the wheel mold base 4, a second hinge plate 54 is hinged to the first hinge plate 53, one end of the second hinge plate 54 is fixedly connected with an operation rod 55, the operation rod 55 is tilted upwards in an initial state, a third hinge plate 56 is hinged to the other end of the second hinge plate 54, the third hinge plate 56 is located between the second hinge plate 54 and the guide plate 57, a connecting piece 58 is hinged to the other end of the third hinge plate 56, the connecting piece 58 penetrates through the guide plate 57 and is in sliding fit with the guide plate 57, and a printing mold head 59 is fixedly installed at the other end of the connecting piece 58. The printing die head 59 is directed toward the axis of the arcuate surface of the wheel die holder 4. Further, the connector 58 is provided with a chuck for clamping and fixing the printing die 59, and a specific mechanism of the chuck can be referred to in patent documents such as an electric drill chuck with publication number CN211564618U, and an electric drill chuck with publication number CN 206811191U. Preferably, the print die 59 is wedge-shaped or tapered due to one end of the opening. The printing process of the printing die 59 is: the operation lever 55 is pressed down, the operation lever 55 drives the second hinge plate 54 to rotate around the hinge point of the second hinge plate 54 and the first hinge plate 53, the other end of the second hinge plate 54 drives the third hinge plate 56 to move to one side of the wheel die holder 4 and tilt upwards, the third hinge plate 56 pushes the connecting piece 58 to approach the wheel die holder 4, the connecting piece 58 drives the clamping head to approach the wheel die holder 4, the clamping head drives the printing die head 59 to approach the wheel die holder 4, and the printing die head 59 collides with the pipe fitting and prints on the bent pipe.
In other embodiments, the mounting base 52 is fixedly connected with an electric push rod, and the chuck is mounted at the extending end of the electric push rod and clamps and fixes the printing die head 59.
Example 5
The elbow printing method based on the embodiment comprises the following steps: when a pipe fitting is required to be bent and a mark is printed on the pipe fitting, a roller 5 with the mark is arranged on a rotary table 3, a straight pipe is fixed on a wheel die holder 4 through a quick clamp 6, the rotary table 3 is driven to rotate to drive the roller 5 to push the straight pipe to bend, in the bending process of the straight pipe, the roller 5 rotates along the pipe fitting due to friction force, and the roller marks the stamping position on the pipe fitting during rotation so as to realize the printing on the pipe fitting; when the elbow is required to be printed, the printer 51 is installed on the turntable 3, the bent part of the elbow is buckled with the left circular arc surface of the wheel die holder 4, the elbow is fixed by using the quick clamp 6, the turntable is driven to rotate to move the printer 51 to a designated position, the operating rod 55 is pressed down, the operating rod 55 drives the second hinge plate 54 to rotate around the hinge point of the second hinge plate 54 and the first hinge plate 53, the other end of the second hinge plate 54 drives the third hinge plate 56 to move towards one side of the wheel die holder 4 and tilt upwards, the third hinge plate 56 pushes the connecting piece 58 to approach the wheel die holder 4, the connecting piece 58 drives the clamping head to approach the wheel die holder 4, the clamping head drives the printing die 59 to approach the wheel die holder 4, and the printing die 59 is abutted against the pipe fitting and prints on the elbow.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives, and variations may be made in the above embodiments by those skilled in the art without departing from the spirit and principles of the invention.
Claims (10)
1. The utility model provides a return bend sign printing method, uses printing equipment, and printing equipment includes wheel die holder (4) and gyro wheel (5), its characterized in that: the printing equipment further comprises a printer (51), a turntable (3) and a plurality of quick clamps (6) used for fixing the pipe fitting, wherein the left side face of the wheel die holder (4) is an arc face, the pipe fitting is fixed on the front side or the rear side of the arc face of the wheel die holder (4) through the quick clamps (6), the wheel die holder (4) is detachably fixed above the turntable (3), the roller (5) is detachably rotatably mounted on the turntable (3), the printer (51) is detachably mounted on the turntable (3), the printer (51) comprises a printing die head (59) used for marking, the printing die head (59) is slidably arranged above the turntable (3), and the turntable (3) drives the roller (5) or the printer (51) to rotate around the axis of the arc face of the wheel die holder (4); the outer circular surface of the roller (5) and the arc surface of the roller die holder (4) are both provided with marks due to the imprinting, and the printing steps are as follows: when a pipe fitting is required to be bent and a bent pipe is required to be printed, a roller (5) with marks is arranged on a turntable (3), a straight pipe is fixed on a wheel die holder (4) through a quick clamp (6), the turntable (3) is driven to rotate to drive the roller (5) to push the straight pipe to bend, in the bending process of the straight pipe, the roller (5) rotates along the pipe fitting due to friction force, and marks are stamped on the pipe fitting when the roller rotates, so that the printing on the pipe fitting is realized; when needing to print on the return bend, install printer (51) on carousel (3), with the curved portion and the left side arc surface lock of wheel die holder (4) of return bend, use quick clamp (6) to fix the return bend, drive carousel (3) rotate and remove printer (51) to the assigned position, drive print die head (59) and pipe fitting conflict and print on the return bend.
2. A bent pipe mark printing apparatus applying a bent pipe mark printing method according to claim 1, characterized in that: the printing die head (59) points to the axis of the arc-shaped surface of the wheel die holder (4).
3. The bent-tube label printing apparatus according to claim 2, wherein: an adjusting groove (31) is formed in the top of the rotary table (3), and the roller (5) or the printer (51) is fixed in the adjusting groove (31) through a first locking screw.
4. A bent-tube label printing apparatus according to claim 3, wherein: a plurality of threaded holes (311) are formed in the bottom of the adjusting groove (31), the threaded holes (311) are in threaded connection with the first locking screws, and when the positions of the idler wheels (5) or the printer (51) are required to be adjusted, the idler wheels (5) or the printer (51) are installed at the threaded holes (311) in other positions.
5. The elbow identification printing device according to claim 4, wherein: the regulating plate (32) is arranged on the lower side of the roller (5), the roller shaft (34) is fixedly arranged on the regulating plate (32), the roller (5) is rotatably arranged on the roller shaft (34), the regulating plate (32) is provided with a limiting hole (321), a first locking screw penetrates through the limiting hole (321) to be in threaded connection with the bottom of the regulating groove (31), and the limiting hole (321) is in sliding fit with the first locking screw.
6. The bent-tube label printing apparatus according to claim 2, wherein: the device comprises a workbench (1) and a driving mechanism (2) for driving the turntable (3) to rotate, wherein the turntable (3) is rotationally arranged above the workbench (1), the driving mechanism (2) comprises a screw rod (23), a sliding block (26) and a transmission arm (28), the screw rod (23) is rotationally arranged above the workbench (1), the sliding block (26) is slidingly arranged above the workbench (1), one end of the transmission arm (28) is hinged to the bottom of the turntable (3), one end of the transmission arm (28) is hinged to the sliding block (26), and the screw rod (23) rotationally drives the sliding block (26) to slide.
7. The elbow identification printing apparatus according to claim 6, wherein: the two transmission arms (28) are arranged, the hinged positions of the two transmission arms (28) and the turntable (3) are positioned on two sides of the rotation center of the turntable (3), the two sliding blocks (26) are arranged, the screw thread of the screw rod (23) is divided into two sections and is mutually reverse, and the screw rod (23) drives the two sliding blocks (26) to be close to or far away from each other.
8. The elbow identification printing apparatus according to claim 7, wherein: the actuator arm (28) is a crank arm.
9. The elbow identification printing apparatus according to claim 6, wherein: the distance from the hinge joint of the two transmission arms (28) and the turntable (3) to the rotation center of the turntable (3) is the same.
10. The bent-tube label printing apparatus according to claim 2, wherein: an index plate (35) with an angle mark is fixedly arranged on the workbench (1), the index plate (35) is arc-shaped, and the turntable (3) is positioned at the inner side of the index plate (35).
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| CN202110875960.2A CN113580824B (en) | 2021-07-30 | 2021-07-30 | Elbow identification printing equipment and identification printing method |
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| CN202110875960.2A CN113580824B (en) | 2021-07-30 | 2021-07-30 | Elbow identification printing equipment and identification printing method |
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| CN113580824B true CN113580824B (en) | 2024-03-08 |
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| CN114378153B (en) * | 2021-12-22 | 2023-11-28 | 中船重工西安东仪科工集团有限公司 | Cold bending die and cold bending method for thin-wall steel pipe |
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Address after: 321403 6 Xinyuan Road, Xinbi street, Jinyun, Lishui, Zhejiang Applicant after: Zhejiang Kingmasun Intelligent Manufacturing Co.,Ltd. Address before: 321403 No. 6 Xinyuan Road, Jinyun Industrial Park, Lishui, Zhejiang. Applicant before: ZHEJIANG KING-MAZON MACHINERY Co.,Ltd. |
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